RTV-830 silicone rubber can be used to make mold for artificial stone, gypsum, concret, etc. The detail technical information is as below:

Detailed Images

there are also other hadness, range from 5-30 shore A, which can casting kinds of molds for products, such as:

Product Description

moulding material--hard silicone rubber casting for concrete molds

The RTV-2 condensation silicone rubber, which is also called the Tin- cure silicone rubber. It is a kind of two-component molding material. It vulcanizes in room temperature. The part A is a kind of flowable liquid.; and the part B is the catalyst.

Dongguan Rongxin Silicone Technology Co.,Ltd is founded in 1999, and located in Longhua, Shenzhen.

We are a polymer material manufacturer who is integrated in R&D, production and sales.

Our products are with high quality and have gotten the ISO, ROHS, REACH and SGS certificated. Customers are from all over the world, especially from Amarica, Europe, and Southeast Asia. So many customers are keeping a long term cooperation with us.